<!DOCTYPE html>
<html lang="zh-CN">
<head>
    <meta charset="UTF-8">
    <meta name="viewport" content="width=device-width, initial-scale=1.0">
    <title>Dazidazi - 在线打字练习平台</title>
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    <style>
        body {
            font-family: 'Noto Sans SC', Tahoma, Arial, Roboto, "Droid Sans", "Helvetica Neue", "Droid Sans Fallback", "Heiti SC", "Hiragino Sans GB", Simsun, sans-serif;
            background: linear-gradient(135deg, #f5f7fa 0%, #c3cfe2 100%);
            min-height: 100vh;
        }
        .hero-gradient {
            background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
        }
        .card-hover {
            transition: all 0.3s ease;
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        .card-hover:hover {
            transform: translateY(-5px);
            box-shadow: 0 20px 40px rgba(0,0,0,0.1);
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        .feature-icon {
            background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
            -webkit-background-clip: text;
            -webkit-text-fill-color: transparent;
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        .drop-cap {
            float: left;
            font-size: 4rem;
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            font-weight: 700;
            margin-right: 0.5rem;
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            color: #667eea;
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        .mermaid {
            display: flex;
            justify-content: center;
            margin: 2rem 0;
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        .typing-animation {
            overflow: hidden;
            border-right: 3px solid #667eea;
            white-space: nowrap;
            animation: typing 3.5s steps(40, end), blink-caret .75s step-end infinite;
        }
        @keyframes typing {
            from { width: 0 }
            to { width: 100% }
        }
        @keyframes blink-caret {
            from, to { border-color: transparent }
            50% { border-color: #667eea; }
        }
    </style>
</head>
<body>
    <!-- Hero Section -->
    <section class="hero-gradient text-white py-20 px-6">
        <div class="max-w-6xl mx-auto">
            <div class="text-center">
                <h1 class="text-5xl md:text-6xl font-bold mb-6 typing-animation inline-block">
                    Dazidazi 打字练习平台
                </h1>
                <p class="text-xl md:text-2xl mb-8 opacity-90">
                    提升中英文打字速度，解锁高效输入新境界
                </p>
                <div class="flex justify-center space-x-6">
                    <a href="https://dazidazi.com" target="_blank" class="bg-white text-purple-700 px-8 py-3 rounded-full font-semibold hover:bg-gray-100 transition duration-300 flex items-center">
                        <i class="fas fa-keyboard mr-2"></i>
                        立即体验
                    </a>
                    <a href="#features" class="border-2 border-white px-8 py-3 rounded-full font-semibold hover:bg-white hover:text-purple-700 transition duration-300">
                        了解更多
                    </a>
                </div>
            </div>
        </div>
    </section>

    <!-- Introduction Section -->
    <section class="py-16 px-6 bg-white">
        <div class="max-w-4xl mx-auto">
            <div class="prose prose-lg max-w-none">
                <p class="text-gray-700 leading-relaxed text-lg">
                    <span class="drop-cap">D</span>azidazi 是一个在线打字练习网站，旨在帮助用户提升中英文打字速度和准确度，适合学生、职场人士、程序员及打字爱好者。提供标准指法训练和多样化练习模式，界面简洁，功能丰富。
                </p>
            </div>
            <div class="mt-12 rounded-2xl overflow-hidden shadow-2xl">
                <img src="https://cdn.nlark.com/yuque/0/2025/png/21449790/1749883485867-ceb70afd-a40d-467e-840e-976b9df8d754.png" alt="Dazidazi界面展示" class="w-full">
            </div>
        </div>
    </section>

    <!-- Features Section -->
    <section id="features" class="py-16 px-6 bg-gray-50">
        <div class="max-w-6xl mx-auto">
            <h2 class="text-4xl font-bold text-center mb-12 text-gray-800">
                <span class="section-title">核心功能</span>
            </h2>
            <div class="grid md:grid-cols-2 lg:grid-cols-3 gap-8">
                <div class="bg-white p-8 rounded-xl shadow-lg card-hover">
                    <div class="text-5xl mb-4">
                        <i class="fas fa-hand-pointer feature-icon"></i>
                    </div>
                    <h3 class="text-xl font-bold mb-3 text-gray-800">标准指法训练</h3>
                    <p class="text-gray-600">动态手势图指导，纠正指法习惯，提升盲打能力。</p>
                </div>
                <div class="bg-white p-8 rounded-xl shadow-lg card-hover">
                    <div class="text-5xl mb-4">
                        <i class="fas fa-language feature-icon"></i>
                    </div>
                    <h3 class="text-xl font-bold mb-3 text-gray-800">多语言练习</h3>
                    <p class="text-gray-600">支持中文（拼音、双拼、五笔）、英文及代码打字。</p>
                </div>
                <div class="bg-white p-8 rounded-xl shadow-lg card-hover">
                    <div class="text-5xl mb-4">
                        <i class="fas fa-gamepad feature-icon"></i>
                    </div>
                    <h3 class="text-xl font-bold mb-3 text-gray-800">闯关式训练</h3>
                    <p class="text-gray-600">游戏化目标设置，根据用户水平智能生成练习内容。</p>
                </div>
                <div class="bg-white p-8 rounded-xl shadow-lg card-hover">
                    <div class="text-5xl mb-4">
                        <i class="fas fa-palette feature-icon"></i>
                    </div>
                    <h3 class="text-xl font-bold mb-3 text-gray-800">界面定制</h3>
                    <p class="text-gray-600">调整字体、空格样式、黑夜模式，优化视觉体验。</p>
                </div>
                <div class="bg-white p-8 rounded-xl shadow-lg card-hover">
                    <div class="text-5xl mb-4">
                        <i class="fas fa-chart-line feature-icon"></i>
                    </div>
                    <h3 class="text-xl font-bold mb-3 text-gray-800">数据统计</h3>
                    <p class="text-gray-600">实时反馈速度和准确率，跟踪进步。</p>
                </div>
            </div>
        </div>
    </section>

    <!-- Use Cases Section -->
    <section class="py-16 px-6 bg-white">
        <div class="max-w-6xl mx-auto">
            <h2 class="text-4xl font-bold text-center mb-12 text-gray-800">
                <span class="section-title">使用场景</span>
            </h2>
            <div class="grid md:grid-cols-3 gap-8">
                <div class="text-center">
                    <div class="w-24 h-24 mx-auto mb-6 bg-gradient-to-br from-purple-500 to-pink-500 rounded-full flex items-center justify-center text-white text-4xl">
                        <i class="fas fa-graduation-cap"></i>
                    </div>
                    <h3 class="text-xl font-bold mb-3 text-gray-800">学生备考</h3>
                    <p class="text-gray-600">练习打字以应对计算机考试，快速提升输入效率。</p>
                </div>
                <div class="text-center">
                    <div class="w-24 h-24 mx-auto mb-6 bg-gradient-to-br from-blue-500 to-cyan-500 rounded-full flex items-center justify-center text-white text-4xl">
                        <i class="fas fa-code"></i>
                    </div>
                    <h3 class="text-xl font-bold mb-3 text-gray-800">程序员训练</h3>
                    <p class="text-gray-600">通过代码打字模式提高编程输入速度。</p>
                </div>
                <div class="text-center">
                    <div class="w-24 h-24 mx-auto mb-6 bg-gradient-to-br from-green-500 to-teal-500 rounded-full flex items-center justify-center text-white text-4xl">
                        <i class="fas fa-briefcase"></i>
                    </div>
                    <h3 class="text-xl font-bold mb-3 text-gray-800">职场效率</h3>
                    <p class="text-gray-600">文职人员通过词组练习减少日常输入错误。</p>
                </div>
            </div>
        </div>
    </section>

    <!-- Visualization Section -->
    <section class="py-16 px-6 bg-gray-50">
        <div class="max-w-6xl mx-auto">
            <h2 class="text-4xl font-bold text-center mb-12 text-gray-800">
                <span class="section-title">功能关系图</span>
            </h2>
            <div class="bg-white p-8 rounded-xl shadow-lg">
                <div class="mermaid">
                    graph TD
                        A[Dazidazi打字平台] --> B[练习模式]
                        A --> C[用户体验]
                        A --> D[数据分析]
                        
                        B --> B1[标准指法]
                        B --> B2[多语言支持]
                        B --> B3[闯关训练]
                        
                        C --> C1[界面定制]
                        C --> C2[实时反馈]
                        C --> C3[免注册使用]
                        
                        D --> D1[速度统计]
                        D --> D2[准确率分析]
                        D --> D3[进步追踪]
                        
                        style A fill:#667eea,stroke:#fff,stroke-width:3px,color:#fff
                        style B fill:#f59e0b,stroke:#fff,stroke-width:2px,color:#fff
                        style C fill:#10b981,stroke:#fff,stroke-width:2px,color:#fff
                        style D fill:#ef4444,stroke:#fff,stroke-width:2px,color:#fff
                </div>
            </div>
        </div>
    </section>

    <!-- Advantages Section -->
    <section class="py-16 px-6 bg-white">
        <div class="max-w-4xl mx-auto">
            <h2 class="text-4xl font-bold text-center mb-12 text-gray-800">
                <span class="section-title">优势与特色</span>
            </h2>
            <div class="bg-gradient-to-r from-purple-50 to-pink-50 p-8 rounded-2xl">
                <p class="text-lg text-gray-700 leading-relaxed">
                    相比 TypingClub、91xjr，Dazidazi 无需注册，免费提供双拼、五笔等多样输入法支持。开源代码允许定制，但功能更新依赖单一开发者，迭代速度较慢。游戏化设计和实时反馈增强用户粘性。
                </p>
            </div>
        </div>
    </section>

    <!-- Getting Started Section -->
    <section class="py-16 px-6 bg-gray-50">
        <div class="max-w-4xl mx-auto">
            <h2 class="text-4xl font-bold text-center mb-12 text-gray-800">
                <span class="section-title">快速上手</span>
            </h2>
            <div class="space-y-6">
                <div class="flex items-start space-x-4">
                    <div class="flex-shrink-0 w-12 h-12 bg-purple-600 text-white rounded-full flex items-center justify-center font-bold text-lg">
                        1
                    </div>
                    <div class="flex-1">
                        <h3 class="text-lg font-semibold mb-2">访问网站</h3>
                        <p class="text-gray-600">访问 <a href="https://dazidazi.com" target="_blank" class="text-purple-600 hover:underline">https://dazidazi.com</a></p>
                    </div>
                </div>
                <div class="flex items-start space-x-4">
                    <div class="flex-shrink-0 w-12 h-12 bg-purple-600 text-white rounded-full flex items-